courtesy of Jens Lyck
Loading

Teknik

O-ringe, pakdåser og pakninger - hvad du skal bruge for at reparere .

Selection of necessary small parts (O-rings, sealing rings, gaskets +++) for major overhaul/shimming of Motor case / Rear fork / Gearbox on the big Guzzi-motors (750ccm–1000ccm)

Mainly identical parts from 1972 and until today. Check the 1100ccm-models.

CHECK YOUR PART CATALOUGE BEFORE ORDERING ANYTHING !!!

Chart kindly provided by Rolf Halvorsen, Norway.

Q PARTS IN THE MOTORCASE MG art. no: Specifications Remarks Tools Euro/ea.
1 Sealing ring, front cover 90402840 28x38x7 Bosch generator ANGUS is a brand. (90402840001 = EUR 15,-)   5,- / 15,-
1 Sealing ring, rear main crank flange 90405367002 53x68x10/8 VITON (Brown) CORTECO 53X68X10/8 w/double sealing + oil-throwaway-ring   11,-
12 O-ring for cylinder bolts 90706090 Ø9,4x1,78 12 ea. (Alternatively, Parker O-ring exist in dim: 9,25 x 1,78)   12x0,5-=6,-
  Gasket, front cover/motor case 12001200       5,-
  Special-nut, crank shaft 93601026 SKF KM5   Special 7,-
  Locking washer, behind this special-nut 95028025 SKF MB5 Should be replaced every time, due to the actual ear breaks 2nd-time.   1,-
  Gasket, rear main crank flange 12011800       2,-
  PARTS IN THE GEARBOX (5-speed)          
2 Seals, around the pusher-rod 14085900   2 ea. (Original no: 12085901 is now replaced)   2x1,-=2,-
1 O-ring, “thin”, input-shaft 90706235 OR 2093 Ø23,52 x 1,78 Between the clutch-boss and input-shaft bearing   1,-
4 O-ring, “fat”, input-shaft / output-shaft 90706203 OR 3081 Ø20,30 x 2,62
Parker Ø20,29 x 2,62		 Between input-shaft and clutch-boss / Between 1'st and 5'th gear. Have also seen Ø20 x 2,5 Also used at Cylinder head   4x1,-=4,-
1 O-ring, “thin”, output-shaft (Later models) 90706219 Parker Ø21,95 x 1,78 Between bearing in the cover and the washer under the Speedo-drive.   1,-
1 O-ring, in cover behind throw out bearing 90706170 OR 3068 Ø17,12 x 2,62 Have also seen specified: Ø17 x 2,8 and Ø17 x 2,7   1,-
1 O-ring, in cover for selector-pawls-shaft 90706140 OR 3056 Ø14 x 2,5 Ø13,2 x 2,5 fits tighter due to rod is Ø14,0   1,-
1 Sealing ring, in box 90403547001 35x47x7 VITON (Brown) VITON (Brown colour)   14,-
1 Sealing ring, in cover 90403547 35x47x7 (ANGUS is a brand) Identical with Sealing in Ø35 front fork   4,-
  Throw out bearing 12087001   Bearing + 2 washers   14,-
  Special-nut, on input-shaft 93601022     Special 20,-
  Locking washer, behind this special-nut 95028022   Should be replaced every time, due to the actual ear breaks 2nd-time.   2,-
  Shims, for selector-drum 55235000 0,6mm 55235001 = 0,8mm / 55235002 = 1,0mm / 55235003 = 1,2mm   1,-
  Spring, for selector-pawls 32238210 32238210 is latest version Orig. No: 14238200 is replaced by 28238260 and further 28238261   5,-
  Bearing, in cover (+ the same in the box) (It's the bearing in the cover, which is mostly stressed. Remember locking-plate) 92218424 25x52x20,6
(2x14 in steel-housing)		 Double row angle contact bearing: INA 3205 / SKF 3205 AC3 / NTN 3205 AC3 / NSK 3205 JC3 recommended alt. by Peter Roper. (2x14 balls in metal house are better then 2x9 balls in plastic house.)   74,-
  Locking-plate, for bearing 14213803 Metal (For 3 screws) 5-speed boxes after 1974. Don't use plastic plate.   20,-
  Gasket, box/cover 14201110       1,-
  Nut, output-shaft 14219310 Moment: 17kgm Pipe: Long 27mm, with sharp entrance and angle. Special 8,-
  PARTS IN THE REAR-FORK          
2 Sealing ring, rear-fork 90403040 30x40x7 2 ea. (ANGUS is a brand)   2x3,-=6,-
  Bearing, rear-fork 92249217 SKF 30203 J2 17x40x13,25 Conical roller, 2 ea. (Orig. no: 92249216 is now replaced)   2x27,-=54,-
  UNI (Ø28mm, 1972 to 1975) 12328001   (Original no: 12328000 is now replaced)   190,-
  Bearing, UNI (Ø28) 92204228 SKF 62/28-2RS1 28x58x16 Recommended to replace whenever UNI is replaced.   23,-
  Rubber-gaiter, around UNI (Ø28) 12548000       8,-
  UNI (Ø30mm, 1975 and newer) 17328050   30328030 is replaced by 17328050   167,-
  Bearing, UNI (Ø30) 92204230 SKF 6206-2RS1 30x62x16 Recommended to replace whenever UNI is replaced.   22,-
  Rubber-gaiter, around UNI (Ø30) 18548000       8,-
  PARTS IN THE REAR -DRIVE / -WHEEL          
1 Sealing ring, rear drive ”Small” 90403850 38x50x7 (90403850001 in VITON? can be found at EUR 21,-)   4,- / 21,-
1 Sealing ring, rear drive ”Big” 90407085 70-85-8 CORTECO is a brand (90407085001”VITON” = EUR 24,-)   8,- / 24,-
1 O-ring, Pinion housing 90706584 Axel diameter: Ø59,0 (Parker O-ring: 58,42 x 2,62) Also seen: Ø57,76x 2,5 and Ø57,75x2,62   2,-
  Bearing, rear drive ”Small” 92254340 40x55x17 C3 (DURKOPP is a brand)   59,-
  Bearing, rear drive ”Big” 92201070 70x110x13     73,-
  Bearing, rear wheel “Cush-drive” 92204220 6204 2RS 2ea. 92201220 is an open bearing. Use 92204220, which is sealed (The same bearing 92204220 is also used at front wheel)   2x15,-=30,-
2 Sealing ring, rear wheel “Cush-drive” 90403247 32x47x7 2ea.   4x2,-=8,-
1 O-ring, rear wheel “Cush-drive” 90706490 Axel diameter: Ø51,0 (Parker O-ring 50,47 x 2,62) can be an alternative   2,-